STUDENTS KNOW HOW TO IDENTIFY ELEMENTS ON THE PERIODIC TABLE.
STUDENTS KNOW HOW TO LOCATE CORRESPONDING REGIONS OF THE METALS,
NONMETALS, AND INERT GASES ON THE PERIODIC TABLE.
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KEY- DIMITRI MENDELEEV A RUSSIAN SCIENTIST ORGANIZED THE FIRST
PERIODIC TABLE IN 1869 KEY- HE WAS THE FIRST TO NOTICE THAT THERE
WAS A SET OF PATTERNS THAT APPLIED TO ALL ELEMENTS KEY- HE
ORGANIZED THEM IN THE ORDER OF INCREASING ATOMIC MASS ATOMIC MASS-
IS THE AVERAGE MASS OF AN ELEMENT
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KEY- THE MODERN PERIODIC TABLE INCLUDES OVER 100 ELEMENTS. KEY-
MANY PROPERTIES OF AN ELEMENT CAN BE PREDICTED BY ITS POSITION ON
THE TABLE ELEMENTS- ARE THE BASIC UNIT OF MATTER FOR A SUBSTANCE
AND CANNOT BE BROKEN DOWN EXAMPLES- GOLD, HYDROGEN, OXYGEN, IRON,
HELIUM, COPPER, SILVER, NITROGEN. SEE EXAMPLES OF DIFFERENT
PERIODIC TABLES NEXT 3 SLIDES
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SYMBOL- ATOMIC NUMBER- WHAT DOES THE ZIGZAG LINE DO? MOST
ELEMENTS ARE____________? BORON IS A _____________? THE LIGHTEST
ELEMENT IS _________? GROUPS-? PERIODS-?